Xiaomi Mi Watch (China) vs vivo iQOO Neo 855 Racing

Xiaomi Mi Watch (China)

vivo iQOO Neo 855 Racing

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 900, 1900

HSDPA 850, 900, 1700(AWS), 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 19(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

-

Yes
EDGE

-

Yes

Display
Display type

Super AMOLED capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

1.78 inches

6.38 inches
Resolution

368 x 448 pixels

1080 x 2340 pixels
Pixel density

326 ppi

404 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant
Multitouch

-

Yes
Display features

-

DC dimming, HDR 10

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

No

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes

Features
Sensors

Accelerometer, barometer, gyro, heart rate

Accelerometer, compass, fingerprint, gyro, light, proximity

Main camera
Camera type

-

Triple
Main camera

12 MP, f/1.8 , 1/2.55" , 1.4 µm
8 MP, f/2.2
2 MP, f/2.4
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

-

2160p@30fps, 1080p@30fps
Primary camera flash

-

LED flash
Camera features

-

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus